Singletons
(singleton 的复数) n. 一个, 独生子, 独身
🗣️ 情景例句
Biology and mathematics.
生物学和数学。
This nation is noted for its economic stability.
这个国家以经济稳定闻名。
The great cities have been built with no regard for us.
大城市的建设毫不关心我们。